InChI=1/C14H17N3O3S/c18-14-6-10-5-11(1-2-12(10)16-14)21(19,20)17-4-3-9-7-15-8-13(9)17/h1-2,5,9,13,15H,3-4,6-8H2,(H,16,18)/p+1/t9-,13+/m0/s1/fC14H18N3O3S/h15-16H/q+1 2D20E0E31A7E2F2F